2014-05-11 16:18:55 +00:00
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/*
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goircd -- minimalistic simple Internet Relay Chat (IRC) server
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2015-05-09 15:27:06 +00:00
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Copyright (C) 2014-2015 Sergey Matveev <stargrave@stargrave.org>
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2014-05-11 16:18:55 +00:00
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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2015-05-09 15:27:06 +00:00
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2014-05-11 16:18:55 +00:00
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package main
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import (
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"fmt"
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2014-06-08 01:16:33 +00:00
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"io/ioutil"
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2014-05-11 16:18:55 +00:00
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"log"
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2014-06-09 14:03:11 +00:00
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"net"
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2014-05-11 16:18:55 +00:00
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"regexp"
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"sort"
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"strings"
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2015-10-11 08:12:55 +00:00
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"sync"
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2014-05-11 16:18:55 +00:00
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"time"
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)
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const (
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2015-10-11 08:12:55 +00:00
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// Max deadline time of client's unresponsiveness
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2015-05-09 15:27:06 +00:00
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PingTimeout = time.Second * 180
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// Max idle client's time before PING are sent
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PingThreshold = time.Second * 90
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2014-05-11 16:18:55 +00:00
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)
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2014-05-13 19:59:09 +00:00
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var (
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2015-10-07 15:33:53 +00:00
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RENickname = regexp.MustCompile("^[a-zA-Z0-9-]{1,24}$")
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2014-05-13 19:59:09 +00:00
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2015-10-11 08:12:55 +00:00
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roomsGroup sync.WaitGroup
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2014-05-11 16:18:55 +00:00
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2015-10-11 08:12:55 +00:00
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clients map[*Client]struct{} = make(map[*Client]struct{})
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)
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2014-05-11 16:18:55 +00:00
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2015-10-11 08:12:55 +00:00
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func SendLusers(client *Client) {
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2014-05-11 16:18:55 +00:00
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lusers := 0
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2015-10-11 08:12:55 +00:00
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for client := range clients {
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2014-05-11 16:18:55 +00:00
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if client.registered {
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lusers++
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}
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}
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2014-05-13 19:57:45 +00:00
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client.ReplyNicknamed("251", fmt.Sprintf("There are %d users and 0 invisible on 1 servers", lusers))
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2014-05-11 16:18:55 +00:00
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}
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2015-10-11 08:12:55 +00:00
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func SendMotd(client *Client) {
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if motd == nil {
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2014-06-08 01:16:33 +00:00
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client.ReplyNicknamed("422", "MOTD File is missing")
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return
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}
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2015-10-11 08:12:55 +00:00
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motdText, err := ioutil.ReadFile(*motd)
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2014-06-08 01:16:33 +00:00
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if err != nil {
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2015-10-11 08:12:55 +00:00
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log.Printf("Can not read motd file %s: %v", *motd, err)
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2014-06-08 01:16:33 +00:00
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client.ReplyNicknamed("422", "Error reading MOTD File")
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return
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}
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2015-10-11 08:12:55 +00:00
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client.ReplyNicknamed("375", "- "+*hostname+" Message of the day -")
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2015-10-18 21:47:50 +00:00
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for _, s := range strings.Split(strings.TrimSuffix(string(motdText), "\n"), "\n") {
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2015-10-11 08:12:55 +00:00
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client.ReplyNicknamed("372", "- "+s)
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2014-05-11 16:18:55 +00:00
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}
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2014-06-08 01:16:33 +00:00
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client.ReplyNicknamed("376", "End of /MOTD command")
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2014-05-11 16:18:55 +00:00
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}
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2015-10-11 08:12:55 +00:00
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func SendWhois(client *Client, nicknames []string) {
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var c *Client
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var hostPort string
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var err error
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var subscriptions []string
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var room *Room
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var subscriber *Client
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2014-05-11 16:18:55 +00:00
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for _, nickname := range nicknames {
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nickname = strings.ToLower(nickname)
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2015-10-11 08:12:55 +00:00
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for c = range clients {
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if strings.ToLower(*c.nickname) == nickname {
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goto Found
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2014-11-14 20:26:32 +00:00
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}
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2015-10-11 08:12:55 +00:00
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}
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client.ReplyNoNickChan(nickname)
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continue
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Found:
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hostPort, _, err = net.SplitHostPort(c.conn.RemoteAddr().String())
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if err != nil {
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log.Printf("Can't parse RemoteAddr %q: %v", hostPort, err)
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hostPort = "Unknown"
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}
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client.ReplyNicknamed("311", *c.nickname, *c.username, hostPort, "*", *c.realname)
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client.ReplyNicknamed("312", *c.nickname, *hostname, *hostname)
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if c.away != nil {
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client.ReplyNicknamed("301", *c.nickname, *c.away)
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}
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subscriptions = make([]string, 0)
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for _, room = range rooms {
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for subscriber = range room.members {
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if *subscriber.nickname == nickname {
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subscriptions = append(subscriptions, *room.name)
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2014-05-11 16:18:55 +00:00
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}
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}
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}
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2015-10-11 08:12:55 +00:00
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sort.Strings(subscriptions)
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client.ReplyNicknamed("319", *c.nickname, strings.Join(subscriptions, " "))
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client.ReplyNicknamed("318", *c.nickname, "End of /WHOIS list")
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2014-05-11 16:18:55 +00:00
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}
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}
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2015-10-11 08:12:55 +00:00
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func SendList(client *Client, cols []string) {
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var rs []string
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var r string
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2014-05-11 16:18:55 +00:00
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if (len(cols) > 1) && (cols[1] != "") {
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2015-10-11 08:12:55 +00:00
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rs = strings.Split(strings.Split(cols[1], " ")[0], ",")
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2014-05-11 16:18:55 +00:00
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} else {
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2015-10-11 08:12:55 +00:00
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rs = make([]string, 0)
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for r = range rooms {
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rs = append(rs, r)
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2014-05-11 16:18:55 +00:00
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}
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}
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2015-10-11 08:12:55 +00:00
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sort.Strings(rs)
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var room *Room
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var found bool
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for _, r = range rs {
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if room, found = rooms[r]; found {
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client.ReplyNicknamed(
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"322",
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r,
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fmt.Sprintf("%d", len(room.members)),
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*room.topic,
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)
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2014-05-11 16:18:55 +00:00
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}
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}
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2014-05-13 19:57:45 +00:00
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client.ReplyNicknamed("323", "End of /LIST")
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2014-05-11 16:18:55 +00:00
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}
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// Unregistered client workflow processor. Unregistered client:
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// * is not PINGed
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// * only QUIT, NICK and USER commands are processed
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// * other commands are quietly ignored
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// When client finishes NICK/USER workflow, then MOTD and LUSERS are send to him.
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2015-10-11 08:12:55 +00:00
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func ClientRegister(client *Client, cmd string, cols []string) {
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switch cmd {
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2014-08-14 10:01:54 +00:00
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case "PASS":
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if len(cols) == 1 || len(cols[1]) < 1 {
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client.ReplyNotEnoughParameters("PASS")
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return
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}
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2015-10-11 08:12:55 +00:00
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client.password = &cols[1]
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2014-05-11 16:18:55 +00:00
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case "NICK":
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if len(cols) == 1 || len(cols[1]) < 1 {
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client.ReplyParts("431", "No nickname given")
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return
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}
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2014-05-13 19:59:09 +00:00
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nickname := cols[1]
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2015-09-28 08:38:32 +00:00
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// Compatibility with some clients prepending colons to nickname
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nickname = strings.TrimPrefix(nickname, ":")
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2015-11-05 14:04:52 +00:00
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nickname = strings.ToLower(nickname)
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2015-10-11 08:12:55 +00:00
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for existingClient := range clients {
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if *existingClient.nickname == nickname {
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2014-05-13 19:59:09 +00:00
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client.ReplyParts("433", "*", nickname, "Nickname is already in use")
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return
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2014-05-11 16:18:55 +00:00
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}
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}
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2014-08-09 12:42:19 +00:00
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if !RENickname.MatchString(nickname) {
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2014-05-11 16:18:55 +00:00
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client.ReplyParts("432", "*", cols[1], "Erroneous nickname")
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2014-05-13 19:59:09 +00:00
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return
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2014-05-11 16:18:55 +00:00
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}
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2015-10-11 08:12:55 +00:00
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client.nickname = &nickname
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2014-05-11 16:18:55 +00:00
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case "USER":
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if len(cols) == 1 {
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client.ReplyNotEnoughParameters("USER")
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return
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}
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args := strings.SplitN(cols[1], " ", 4)
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if len(args) < 4 {
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client.ReplyNotEnoughParameters("USER")
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return
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}
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2015-10-11 08:12:55 +00:00
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client.username = &args[0]
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realname := strings.TrimLeft(args[3], ":")
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client.realname = &realname
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2014-05-11 16:18:55 +00:00
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}
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2015-10-11 08:12:55 +00:00
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if *client.nickname != "*" && *client.username != "" {
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if passwords != nil && *passwords != "" {
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if client.password == nil {
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2014-08-19 14:11:56 +00:00
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client.ReplyParts("462", "You may not register")
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2015-10-11 08:12:55 +00:00
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client.Close()
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2014-08-19 14:11:56 +00:00
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return
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}
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2015-10-11 08:12:55 +00:00
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contents, err := ioutil.ReadFile(*passwords)
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2014-08-19 14:11:56 +00:00
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if err != nil {
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2015-10-11 08:12:55 +00:00
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log.Fatalf("Can no read passwords file %s: %s", *passwords, err)
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2014-08-19 14:11:56 +00:00
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return
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}
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for _, entry := range strings.Split(string(contents), "\n") {
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if entry == "" {
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continue
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}
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2015-10-11 08:12:55 +00:00
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if lp := strings.Split(entry, ":"); lp[0] == *client.nickname && lp[1] != *client.password {
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2014-08-19 14:11:56 +00:00
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client.ReplyParts("462", "You may not register")
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2015-10-11 08:12:55 +00:00
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client.Close()
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2014-08-19 14:11:56 +00:00
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return
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}
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}
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2014-08-14 10:01:54 +00:00
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}
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2014-05-11 16:18:55 +00:00
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client.registered = true
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client.ReplyNicknamed("001", "Hi, welcome to IRC")
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2015-10-11 08:12:55 +00:00
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client.ReplyNicknamed("002", "Your host is "+*hostname+", running goircd "+version)
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2014-05-11 16:18:55 +00:00
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client.ReplyNicknamed("003", "This server was created sometime")
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2015-10-11 08:12:55 +00:00
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client.ReplyNicknamed("004", *hostname+" goircd o o")
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SendLusers(client)
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SendMotd(client)
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2014-08-14 10:01:54 +00:00
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log.Println(client, "logged in")
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2014-05-11 16:18:55 +00:00
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}
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}
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// Register new room in Daemon. Create an object, events sink, save pointers
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// to corresponding daemon's places and start room's processor goroutine.
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2015-10-11 08:12:55 +00:00
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func RoomRegister(name string) (*Room, chan ClientEvent) {
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roomNew := NewRoom(name)
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2014-08-09 12:42:19 +00:00
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roomSink := make(chan ClientEvent)
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2015-10-11 08:12:55 +00:00
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rooms[name] = roomNew
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roomSinks[roomNew] = roomSink
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2014-08-09 12:42:19 +00:00
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go roomNew.Processor(roomSink)
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2015-10-11 08:12:55 +00:00
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roomsGroup.Add(1)
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2014-08-09 12:42:19 +00:00
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return roomNew, roomSink
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2014-05-11 16:18:55 +00:00
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}
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2015-10-11 08:12:55 +00:00
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func HandlerJoin(client *Client, cmd string) {
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2014-05-11 16:18:55 +00:00
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args := strings.Split(cmd, " ")
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2015-10-11 08:12:55 +00:00
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rs := strings.Split(args[0], ",")
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2014-05-11 16:18:55 +00:00
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var keys []string
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if len(args) > 1 {
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keys = strings.Split(args[1], ",")
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} else {
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2015-10-11 08:12:55 +00:00
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keys = make([]string, 0)
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2014-05-11 16:18:55 +00:00
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}
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2015-10-11 08:12:55 +00:00
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var roomExisting *Room
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var roomSink chan ClientEvent
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var roomNew *Room
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for n, room := range rs {
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2014-05-13 19:59:09 +00:00
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if !RoomNameValid(room) {
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2014-05-11 16:18:55 +00:00
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client.ReplyNoChannel(room)
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continue
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}
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var key string
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if (n < len(keys)) && (keys[n] != "") {
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key = keys[n]
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} else {
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key = ""
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}
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2015-10-11 08:12:55 +00:00
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for roomExisting, roomSink = range roomSinks {
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if room == *roomExisting.name {
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2015-10-13 06:37:03 +00:00
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if (*roomExisting.key != "") && (*roomExisting.key != key) {
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2015-10-11 08:12:55 +00:00
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goto Denied
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2014-05-11 16:18:55 +00:00
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}
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2015-10-11 08:12:55 +00:00
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roomSink <- ClientEvent{client, EventNew, ""}
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goto Joined
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2014-05-11 16:18:55 +00:00
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}
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}
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2015-10-11 08:12:55 +00:00
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roomNew, roomSink = RoomRegister(room)
|
2014-08-14 10:01:54 +00:00
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log.Println("Room", roomNew, "created")
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2014-05-11 16:18:55 +00:00
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if key != "" {
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2015-10-11 08:12:55 +00:00
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roomNew.key = &key
|
2014-08-09 12:42:19 +00:00
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roomNew.StateSave()
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2014-05-11 16:18:55 +00:00
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}
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2014-08-09 12:42:19 +00:00
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roomSink <- ClientEvent{client, EventNew, ""}
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2015-10-11 08:12:55 +00:00
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continue
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Denied:
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client.ReplyNicknamed("475", room, "Cannot join channel (+k) - bad key")
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Joined:
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2014-05-11 16:18:55 +00:00
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}
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}
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2015-10-11 08:12:55 +00:00
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func Processor(events chan ClientEvent, finished chan struct{}) {
|
2015-10-06 07:59:49 +00:00
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var now time.Time
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2015-10-11 08:12:55 +00:00
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go func() {
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for {
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time.Sleep(10 * time.Second)
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events <- ClientEvent{eventType: EventTick}
|
|
|
|
}
|
|
|
|
}()
|
2014-05-11 16:18:55 +00:00
|
|
|
for event := range events {
|
2015-10-06 07:59:49 +00:00
|
|
|
now = time.Now()
|
2014-08-09 11:37:10 +00:00
|
|
|
client := event.client
|
2015-10-11 08:12:55 +00:00
|
|
|
switch event.eventType {
|
|
|
|
case EventTick:
|
|
|
|
for c := range clients {
|
|
|
|
if c.recvTimestamp.Add(PingTimeout).Before(now) {
|
2014-05-11 16:18:55 +00:00
|
|
|
log.Println(c, "ping timeout")
|
2015-10-11 08:12:55 +00:00
|
|
|
c.Close()
|
2014-05-11 16:18:55 +00:00
|
|
|
continue
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
if c.sendTimestamp.Add(PingThreshold).Before(now) {
|
2014-05-11 16:18:55 +00:00
|
|
|
if c.registered {
|
2015-10-11 08:12:55 +00:00
|
|
|
c.Msg("PING :" + *hostname)
|
|
|
|
c.sendTimestamp = time.Now()
|
2014-05-11 16:18:55 +00:00
|
|
|
} else {
|
|
|
|
log.Println(c, "ping timeout")
|
2015-10-11 08:12:55 +00:00
|
|
|
c.Close()
|
2014-05-11 16:18:55 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2015-11-04 14:53:20 +00:00
|
|
|
for rn, r := range rooms {
|
|
|
|
if *statedir == "" && len(r.members) == 0 {
|
|
|
|
log.Println(rn, "emptied room")
|
|
|
|
delete(rooms, rn)
|
|
|
|
close(roomSinks[r])
|
|
|
|
delete(roomSinks, r)
|
|
|
|
}
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
case EventTerm:
|
|
|
|
for _, sink := range roomSinks {
|
|
|
|
sink <- ClientEvent{eventType: EventTerm}
|
2015-05-09 15:27:06 +00:00
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
roomsGroup.Wait()
|
|
|
|
close(finished)
|
|
|
|
return
|
|
|
|
case EventNew:
|
|
|
|
clients[client] = struct{}{}
|
2014-08-09 12:42:19 +00:00
|
|
|
case EventDel:
|
2015-10-11 08:12:55 +00:00
|
|
|
delete(clients, client)
|
|
|
|
for _, roomSink := range roomSinks {
|
2014-08-09 12:42:19 +00:00
|
|
|
roomSink <- event
|
2014-05-11 16:18:55 +00:00
|
|
|
}
|
2014-08-09 12:42:19 +00:00
|
|
|
case EventMsg:
|
2014-05-11 16:18:55 +00:00
|
|
|
cols := strings.SplitN(event.text, " ", 2)
|
2015-10-11 08:12:55 +00:00
|
|
|
cmd := strings.ToUpper(cols[0])
|
|
|
|
if *verbose {
|
|
|
|
log.Println(client, "command", cmd)
|
2014-06-08 00:49:27 +00:00
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
if cmd == "QUIT" {
|
2014-08-14 10:01:54 +00:00
|
|
|
log.Println(client, "quit")
|
2015-10-11 08:12:55 +00:00
|
|
|
client.Close()
|
2014-05-11 16:18:55 +00:00
|
|
|
continue
|
|
|
|
}
|
|
|
|
if !client.registered {
|
2015-10-11 08:12:55 +00:00
|
|
|
ClientRegister(client, cmd, cols)
|
2014-05-11 16:18:55 +00:00
|
|
|
continue
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
switch cmd {
|
2014-05-11 16:18:55 +00:00
|
|
|
case "AWAY":
|
2014-11-14 20:26:32 +00:00
|
|
|
if len(cols) == 1 {
|
|
|
|
client.away = nil
|
|
|
|
client.ReplyNicknamed("305", "You are no longer marked as being away")
|
|
|
|
continue
|
|
|
|
}
|
2018-03-04 19:50:32 +00:00
|
|
|
msg := cols[1]
|
2014-11-14 20:26:32 +00:00
|
|
|
client.away = &msg
|
|
|
|
client.ReplyNicknamed("306", "You have been marked as being away")
|
2014-05-11 16:18:55 +00:00
|
|
|
case "JOIN":
|
|
|
|
if len(cols) == 1 || len(cols[1]) < 1 {
|
|
|
|
client.ReplyNotEnoughParameters("JOIN")
|
|
|
|
continue
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
HandlerJoin(client, cols[1])
|
2014-05-11 16:18:55 +00:00
|
|
|
case "LIST":
|
2015-10-11 08:12:55 +00:00
|
|
|
SendList(client, cols)
|
2014-05-11 16:18:55 +00:00
|
|
|
case "LUSERS":
|
2015-10-11 08:12:55 +00:00
|
|
|
SendLusers(client)
|
2014-05-11 16:18:55 +00:00
|
|
|
case "MODE":
|
|
|
|
if len(cols) == 1 || len(cols[1]) < 1 {
|
|
|
|
client.ReplyNotEnoughParameters("MODE")
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
cols = strings.SplitN(cols[1], " ", 2)
|
2015-10-11 08:12:55 +00:00
|
|
|
if cols[0] == *client.username {
|
2014-05-11 16:18:55 +00:00
|
|
|
if len(cols) == 1 {
|
2015-10-11 08:12:55 +00:00
|
|
|
client.Msg("221 " + *client.nickname + " +")
|
2014-05-11 16:18:55 +00:00
|
|
|
} else {
|
|
|
|
client.ReplyNicknamed("501", "Unknown MODE flag")
|
|
|
|
}
|
|
|
|
continue
|
|
|
|
}
|
2014-05-13 19:59:09 +00:00
|
|
|
room := cols[0]
|
2015-10-11 08:12:55 +00:00
|
|
|
r, found := rooms[room]
|
2014-05-11 16:18:55 +00:00
|
|
|
if !found {
|
|
|
|
client.ReplyNoChannel(room)
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
if len(cols) == 1 {
|
2015-10-11 08:12:55 +00:00
|
|
|
roomSinks[r] <- ClientEvent{client, EventMode, ""}
|
2014-05-11 16:18:55 +00:00
|
|
|
} else {
|
2015-10-11 08:12:55 +00:00
|
|
|
roomSinks[r] <- ClientEvent{client, EventMode, cols[1]}
|
2014-05-11 16:18:55 +00:00
|
|
|
}
|
|
|
|
case "MOTD":
|
2015-10-11 08:12:55 +00:00
|
|
|
SendMotd(client)
|
2014-05-11 16:18:55 +00:00
|
|
|
case "PART":
|
|
|
|
if len(cols) == 1 || len(cols[1]) < 1 {
|
|
|
|
client.ReplyNotEnoughParameters("PART")
|
|
|
|
continue
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
rs := strings.Split(cols[1], " ")[0]
|
|
|
|
for _, room := range strings.Split(rs, ",") {
|
|
|
|
if r, found := rooms[room]; found {
|
|
|
|
roomSinks[r] <- ClientEvent{client, EventDel, ""}
|
|
|
|
} else {
|
2014-05-11 16:18:55 +00:00
|
|
|
client.ReplyNoChannel(room)
|
2014-05-18 11:26:15 +00:00
|
|
|
continue
|
2014-05-11 16:18:55 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
case "PING":
|
|
|
|
if len(cols) == 1 {
|
|
|
|
client.ReplyNicknamed("409", "No origin specified")
|
|
|
|
continue
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
client.Reply(fmt.Sprintf("PONG %s :%s", *hostname, cols[1]))
|
2014-05-11 16:18:55 +00:00
|
|
|
case "PONG":
|
|
|
|
continue
|
|
|
|
case "NOTICE", "PRIVMSG":
|
|
|
|
if len(cols) == 1 {
|
2015-10-11 08:12:55 +00:00
|
|
|
client.ReplyNicknamed("411", "No recipient given ("+cmd+")")
|
2014-05-11 16:18:55 +00:00
|
|
|
continue
|
|
|
|
}
|
|
|
|
cols = strings.SplitN(cols[1], " ", 2)
|
|
|
|
if len(cols) == 1 {
|
|
|
|
client.ReplyNicknamed("412", "No text to send")
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
msg := ""
|
|
|
|
target := strings.ToLower(cols[0])
|
2015-10-11 08:12:55 +00:00
|
|
|
for c := range clients {
|
|
|
|
if *c.nickname == target {
|
|
|
|
msg = fmt.Sprintf(":%s %s %s %s", client, cmd, *c.nickname, cols[1])
|
2014-05-11 16:18:55 +00:00
|
|
|
c.Msg(msg)
|
2014-11-14 20:26:32 +00:00
|
|
|
if c.away != nil {
|
2015-10-11 08:12:55 +00:00
|
|
|
client.ReplyNicknamed("301", *c.nickname, *c.away)
|
2014-11-14 20:26:32 +00:00
|
|
|
}
|
2014-05-11 16:18:55 +00:00
|
|
|
break
|
|
|
|
}
|
|
|
|
}
|
|
|
|
if msg != "" {
|
|
|
|
continue
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
if r, found := rooms[target]; found {
|
|
|
|
roomSinks[r] <- ClientEvent{
|
|
|
|
client,
|
|
|
|
EventMsg,
|
|
|
|
cmd + " " + strings.TrimLeft(cols[1], ":"),
|
|
|
|
}
|
|
|
|
} else {
|
2014-05-13 19:56:29 +00:00
|
|
|
client.ReplyNoNickChan(target)
|
2015-05-09 15:27:06 +00:00
|
|
|
}
|
2014-05-11 16:18:55 +00:00
|
|
|
case "TOPIC":
|
|
|
|
if len(cols) == 1 {
|
|
|
|
client.ReplyNotEnoughParameters("TOPIC")
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
cols = strings.SplitN(cols[1], " ", 2)
|
2015-10-11 08:12:55 +00:00
|
|
|
r, found := rooms[cols[0]]
|
2014-05-11 16:18:55 +00:00
|
|
|
if !found {
|
2014-05-13 19:59:09 +00:00
|
|
|
client.ReplyNoChannel(cols[0])
|
2014-05-18 11:26:15 +00:00
|
|
|
continue
|
2014-05-11 16:18:55 +00:00
|
|
|
}
|
|
|
|
var change string
|
|
|
|
if len(cols) > 1 {
|
|
|
|
change = cols[1]
|
|
|
|
} else {
|
|
|
|
change = ""
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
roomSinks[r] <- ClientEvent{client, EventTopic, change}
|
2014-05-11 16:18:55 +00:00
|
|
|
case "WHO":
|
|
|
|
if len(cols) == 1 || len(cols[1]) < 1 {
|
|
|
|
client.ReplyNotEnoughParameters("WHO")
|
|
|
|
continue
|
|
|
|
}
|
2014-05-13 19:59:09 +00:00
|
|
|
room := strings.Split(cols[1], " ")[0]
|
2015-10-11 08:12:55 +00:00
|
|
|
if r, found := rooms[room]; found {
|
|
|
|
roomSinks[r] <- ClientEvent{client, EventWho, ""}
|
|
|
|
} else {
|
2014-05-11 16:18:55 +00:00
|
|
|
client.ReplyNoChannel(room)
|
|
|
|
}
|
|
|
|
case "WHOIS":
|
|
|
|
if len(cols) == 1 || len(cols[1]) < 1 {
|
|
|
|
client.ReplyNotEnoughParameters("WHOIS")
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
cols := strings.Split(cols[1], " ")
|
|
|
|
nicknames := strings.Split(cols[len(cols)-1], ",")
|
2015-10-11 08:12:55 +00:00
|
|
|
SendWhois(client, nicknames)
|
2015-11-14 15:54:34 +00:00
|
|
|
case "ISON":
|
|
|
|
if len(cols) == 1 || len(cols[1]) < 1 {
|
|
|
|
client.ReplyNotEnoughParameters("ISON")
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
nicksKnown := make(map[string]struct{})
|
|
|
|
for c := range clients {
|
|
|
|
nicksKnown[*c.nickname] = struct{}{}
|
|
|
|
}
|
|
|
|
var nicksExists []string
|
|
|
|
for _, nickname := range strings.Split(cols[1], " ") {
|
|
|
|
if _, exists := nicksKnown[nickname]; exists {
|
|
|
|
nicksExists = append(nicksExists, nickname)
|
|
|
|
}
|
|
|
|
}
|
|
|
|
client.ReplyNicknamed("303", strings.Join(nicksExists, " "))
|
2014-08-14 10:31:34 +00:00
|
|
|
case "VERSION":
|
|
|
|
var debug string
|
2015-10-11 08:12:55 +00:00
|
|
|
if *verbose {
|
2014-08-14 10:31:34 +00:00
|
|
|
debug = "debug"
|
|
|
|
} else {
|
|
|
|
debug = ""
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
client.ReplyNicknamed("351", fmt.Sprintf("%s.%s %s :", version, debug, *hostname))
|
2014-05-11 16:18:55 +00:00
|
|
|
default:
|
2015-10-11 08:12:55 +00:00
|
|
|
client.ReplyNicknamed("421", cmd, "Unknown command")
|
2014-05-11 16:18:55 +00:00
|
|
|
}
|
|
|
|
}
|
2015-10-11 08:12:55 +00:00
|
|
|
if client != nil {
|
|
|
|
client.recvTimestamp = now
|
2014-08-09 11:37:10 +00:00
|
|
|
}
|
2014-05-11 16:18:55 +00:00
|
|
|
}
|
|
|
|
}
|